Note 2 - Management Contracts Purchased (Details Textual) $ in Thousands	6 Months Ended
	Mar. 31, 2025 USD ($)	Feb. 23, 2024 USD ($)	Nov. 10, 2023 USD ($)
Number of Purchases of Assets	12
Number of Investment Funds	33
Management Contracts Purchased, Impairment	$ 0
Capitalized Contract Cost, Net	$ 40
Stance ETF [Member]
Asset Acquisition, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets		$ 59,000	$ 12,000